Fermi Paradox: Why don't we see signs of alien civilizations?
In this video, we'll explore the Fermi Paradox, and ask the question "why don't we see signs of alien civilizations?" The Fermi Paradox is a problem in astronomy and physics that asks the question "why haven't we seen any signs of advanced alien civilizations?" It's a problem that has been around for over 50 years and there is still no definitive answer.
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Brian Cox Explains The Fermi Paradox
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The Fermi Paradox Has A Disturbing Solution
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Alpha Centauri: Why The Closest Star Is Still Too Far For Humans
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